#-------------------------------------------------------------
#
# Licensed to the Apache Software Foundation (ASF) under one
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# to you under the Apache License, Version 2.0 (the
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# with the License.  You may obtain a copy of the License at
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#-------------------------------------------------------------
args<-commandArgs(TRUE)
library("Matrix")
options(digits=22)
library("dbscan")

X = as.matrix(readMM(paste(args[1], "A.mtx", sep="")));
eps = as.double(args[2]);
minPts = as.integer(args[3]);
Ys = dbscan(X, eps, minPts);
Y = as.matrix(Ys$cluster, FALSE);
writeMM(as(Y, "CsparseMatrix"), paste(args[4], "B", sep=""));